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Geology > geological time scaLE > Flashcards

geological time scaLE Flashcards

1
Q

What are the 4 Eons?

A

Hadean, Archaean, Proterozoic, Phanerozoic

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2
Q

Eras - Hadean

A

none

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3
Q

Eras - Archaean

A

Eoarchaean, Palaloarchaean, Mesoarchaean, Neoarchaean

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4
Q

Eras - Proterozoic

A

Palaeoproterozoic, Mesoproterozoic, Neoproterozoic

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5
Q

Eras - Phanerozoic

A

Palaeozoic, Mesozoic, Cenozoic

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6
Q

What is the eon and era of the period Ediacaran?

A

Eon- Proterozoic

Era- Neoproterozoic

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7
Q

What are the periods of the era Palaeozoic (eon Phanerozoic)?

A

Cambrian, Ordovician, Silurian, Devonian, Carboniferous, Permian

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8
Q

What are the periods of the era Mesozoic (eon Phanerozoic)?

A

Triassic, Jurassic, Cretaceous

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9
Q

What are the periods of the era Cenozoic (eon Phanerozoic)?

A

Paleogene, Neogene, Quaternary

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10
Q

What are the epochs of the Jurassic period(Era Mesozoic, Eon Phanerozoic)?

A

Lower, Middle, Upper

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11
Q

What are the epochs of the Cretaceous period (Era Mesozoic, Eon Phanerozoic)?

A

Lower, Upper

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12
Q

What are the epochs of the Paleogene period (Era Cenozoic, Eon Phanerozoic)?

A

Paleocene, Eocene, Oligocene

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13
Q

What are the epochs of the Neogene period (Era Cenozoic, Eon Phanerozoic)?

A

Miocene, Pliocene

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14
Q

What are the epochs of the Quaternary period (Era Cenozoic, Eon Phanerozoic)?

A

Pleistocene, Holocene

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15
Q

What is the eon, era, period and epoch of the age Kimmeridgian?

A

Eon - Phanerozoic
Era - Mesozoic
Period - Jurassic
Epoch - Upper

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16
Q

What is the eon, era, period and epoch of the age Aptian?

A

Eon - Phanerozoic
Era - Mesozoic
Period - Cretaceous
Epoch - Lower

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17
Q

What is the eon, era, period and epoch of the age Albian?

A

Eon - Phanerozoic
Era - Mesozoic
Period - Cretaceous
Epoch - Lower

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18
Q

What is the eon, era, period and epoch of the age Maastrichtian?

A

Eon - Phanerozoic
Era - Mesozoic
Period - Cretaceous
Epoch - Upper

19
Q

What is the eon, era, period and epoch of the age Danian?

A

Eon - Phanerozoic
Era - Cenozoic
Period - Paleogene
Epoch - Paleocene

20
Q

Stromatolites

A

Archaean time to recent

but were most common during Precambrian time

21
Q

Palaeozoic fossil (6)

A

Trilobites, bachiopods, crinoids (echinoderms), orthoceratites (molluscs), graptolites and coral.

22
Q

Trilobites

A

Cambrian to Permian

Exclusively Palaeozoic!

23
Q

Brachiopods

A

Cambrian to recent

Most common during Palaeozoic time

24
Q

Crinoids (Echinoderms)

A

Cambrian to recent

Most common during Palaeozoic time

25
Q

Orthoceratites (Molluscs - cephalopods )

A

Ordovician to Triassic

Mainly Palaeozoic

26
Q

Graptolites

A

Cambrian to Carboniferous

Exclusively Palaeozoic!

27
Q

Corals

A

Palaeozoic to present (different types at different times)

28
Q

Mesozoic fossils (6)

A

Ammonites, Belemnites, Land plants, Echinoids, Gastropods, Bivalves

29
Q

Ammonites (Molluscs - cephalopods)

A

Devonian to Cretaceous.

Most common during Mesozoic time

30
Q

Belemnites (Molluscs - cephalopods)

A

Devonian to recent.

Exclusively Mesozoic!

31
Q

Land plants

A

Silurian to recent.

Most common during Mesozoic and Cenozoic time

32
Q

Echinoids (Echinoderms )

A

Ordovician to recent

Most common during Mesozoic and Cenozoic time

33
Q

Gastropods (Molluscs )

A

Cambrian to recent

Most common during Cenozoic time

34
Q

Bivalves (Molluscs )

A

Cambrian to recent

Most common during Cenozoic time

35
Q

Dinosaurs

A

Exclusively Mesozoic!

36
Q

Conodonts

A

Cambrian to Triassic

mainly Palaeozoic

37
Q

Radiolarians

A

Cambrian to present

Palaeozoic, Mesozoic, Cenozoic

38
Q

Foraminifers

A

Cambrian to present

Palaeozoic, Mesozoic, Cenozoic

39
Q

Pollen and spores

A

From Silurian

40
Q

Ostracods (Crustacean)

A

Cambrian to recent

Most common during Cenozoic time

41
Q

Silicoflagellates

A

Cretaceous to present

42
Q

Diatoms

A

Cretaceous to present

43
Q

Coccoliths

A

Triassic to present

Geology (6 decks)

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